Taihu stone (Chinese: 太湖石) or porous stone is a kind of limestone produced at the foot of Dongting Mountain (洞庭山) in Suzhou, which is close to Lake Tai. Due to long-term surging by water, this kind of stone features pores and holes.
- 杨志坚 (2000). 太湖石. 火山地质与矿产. 3 (in Chinese): 226–233.